491402340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1179

約数の個数: 288

約数和(自身を含む): 1855840896

約数和(自身を除く): 1364438556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 17, 18, 20, 22, 26, 30, 33, 34, 36, 39, 44, 45, 51, 52, 55, 60, 65, 66, 68, 78, 85, 90, 99, 102, 110, 117, 130, 132, 143, 153, 156, 165, 170, 180, 187, 195, 198, 204, 220, 221, 234, 255, 260, 286, 306, 330, 340, 374, 390, 396, 429, 442, 468, 495, 510, 561, 572, 585, 612, 660, 663, 715, 748, 765, 780, 858, 884, 935, 990, 1020, 1105, 1122, 1123, 1170, 1287, 1326, 1430, 1530, 1683, 1716, 1870, 1980, 1989, 2145, 2210, 2244, 2246, 2340, 2431, 2574, 2652, 2805, 2860, 3060, 3315, 3366, 3369, 3740, 3978, 4290, 4420, 4492, 4862, 5148, 5610, 5615, 6435, 6630, 6732, 6738, 7293, 7956, 8415, 8580, 9724, 9945, 10107, 11220, 11230, 12155, 12353, 12870, 13260, 13476, 14586, 14599, 16830, 16845, 19091, 19890, 20214, 21879, 22460, 24310, 24706, 25740, 29172, 29198, 33660, 33690, 36465, 37059, 38182, 39780, 40428, 43758, 43797, 48620, 49412, 50535, 57273, 58396, 61765, 67380, 72930, 72995, 74118, 76364, 87516, 87594, 95455, 101070, 109395, 111177, 114546, 123530, 131391, 145860, 145990, 148236, 160589, 171819, 175188, 185295, 190910, 202140, 210001, 218790, 218985, 222354, 229092, 247060, 248183, 262782, 286365, 291980, 321178, 343638, 370590, 381820, 420002, 437580, 437970, 444708, 481767, 496366, 525564, 555885, 572730, 630003, 642356, 656955, 687276, 741180, 744549, 802945, 840004, 859095, 875940, 963534, 992732, 1050005, 1111770, 1145460, 1240915, 1260006, 1313910, 1445301, 1489098, 1605890, 1718190, 1890009, 1927068, 2100010, 2223540, 2233647, 2408835, 2481830, 2520012, 2627820, 2730013, 2890602, 2978196, 3150015, 3211780, 3436380, 3722745, 3780018, 4200020, 4467294, 4817670, 4963660, 5460026, 5781204, 6300030, 7226505, 7445490, 7560036, 8190039, 8934588, 9450045, 9635340, 10920052, 11168235, 12600060, 13650065, 14453010, 14890980, 16380078, 18900090, 22336470, 24570117, 27300130, 28906020, 32760156, 37800180, 40950195, 44672940, 49140234, 54600260, 81900390, 98280468, 122850585, 163800780, 245701170, 491402340]

約数ペア:

[(1, 491402340), (2, 245701170), (3, 163800780), (4, 122850585), (5, 98280468), (6, 81900390), (9, 54600260), (10, 49140234), (11, 44672940), (12, 40950195), (13, 37800180), (15, 32760156), (17, 28906020), (18, 27300130), (20, 24570117), (22, 22336470), (26, 18900090), (30, 16380078), (33, 14890980), (34, 14453010), (36, 13650065), (39, 12600060), (44, 11168235), (45, 10920052), (51, 9635340), (52, 9450045), (55, 8934588), (60, 8190039), (65, 7560036), (66, 7445490), (68, 7226505), (78, 6300030), (85, 5781204), (90, 5460026), (99, 4963660), (102, 4817670), (110, 4467294), (117, 4200020), (130, 3780018), (132, 3722745), (143, 3436380), (153, 3211780), (156, 3150015), (165, 2978196), (170, 2890602), (180, 2730013), (187, 2627820), (195, 2520012), (198, 2481830), (204, 2408835), (220, 2233647), (221, 2223540), (234, 2100010), (255, 1927068), (260, 1890009), (286, 1718190), (306, 1605890), (330, 1489098), (340, 1445301), (374, 1313910), (390, 1260006), (396, 1240915), (429, 1145460), (442, 1111770), (468, 1050005), (495, 992732), (510, 963534), (561, 875940), (572, 859095), (585, 840004), (612, 802945), (660, 744549), (663, 741180), (715, 687276), (748, 656955), (765, 642356), (780, 630003), (858, 572730), (884, 555885), (935, 525564), (990, 496366), (1020, 481767), (1105, 444708), (1122, 437970), (1123, 437580), (1170, 420002), (1287, 381820), (1326, 370590), (1430, 343638), (1530, 321178), (1683, 291980), (1716, 286365), (1870, 262782), (1980, 248183), (1989, 247060), (2145, 229092), (2210, 222354), (2244, 218985), (2246, 218790), (2340, 210001), (2431, 202140), (2574, 190910), (2652, 185295), (2805, 175188), (2860, 171819), (3060, 160589), (3315, 148236), (3366, 145990), (3369, 145860), (3740, 131391), (3978, 123530), (4290, 114546), (4420, 111177), (4492, 109395), (4862, 101070), (5148, 95455), (5610, 87594), (5615, 87516), (6435, 76364), (6630, 74118), (6732, 72995), (6738, 72930), (7293, 67380), (7956, 61765), (8415, 58396), (8580, 57273), (9724, 50535), (9945, 49412), (10107, 48620), (11220, 43797), (11230, 43758), (12155, 40428), (12353, 39780), (12870, 38182), (13260, 37059), (13476, 36465), (14586, 33690), (14599, 33660), (16830, 29198), (16845, 29172), (19091, 25740), (19890, 24706), (20214, 24310), (21879, 22460)]