289240380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:717

約数の個数: 288

約数和(自身を含む): 1093030848

約数和(自身を除く): 803790468

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, 661, 663, 715, 748, 765, 780, 858, 884, 935, 990, 1020, 1105, 1122, 1170, 1287, 1322, 1326, 1430, 1530, 1683, 1716, 1870, 1980, 1983, 1989, 2145, 2210, 2244, 2340, 2431, 2574, 2644, 2652, 2805, 2860, 3060, 3305, 3315, 3366, 3740, 3966, 3978, 4290, 4420, 4862, 5148, 5610, 5949, 6435, 6610, 6630, 6732, 7271, 7293, 7932, 7956, 8415, 8580, 8593, 9724, 9915, 9945, 11220, 11237, 11898, 12155, 12870, 13220, 13260, 14542, 14586, 16830, 17186, 19830, 19890, 21813, 21879, 22474, 23796, 24310, 25740, 25779, 29084, 29172, 29745, 33660, 33711, 34372, 36355, 36465, 39660, 39780, 42965, 43626, 43758, 44948, 48620, 51558, 56185, 59490, 65439, 67422, 72710, 72930, 77337, 85930, 87252, 87516, 94523, 101133, 103116, 109065, 109395, 112370, 118980, 123607, 128895, 130878, 134844, 145420, 145860, 146081, 154674, 168555, 171860, 189046, 202266, 218130, 218790, 224740, 247214, 257790, 261756, 283569, 292162, 309348, 327195, 337110, 370821, 378092, 386685, 404532, 436260, 437580, 438243, 472615, 494428, 505665, 515580, 567138, 584324, 618035, 654390, 674220, 730405, 741642, 773370, 850707, 876486, 945230, 1011330, 1112463, 1134276, 1236070, 1308780, 1314729, 1417845, 1460810, 1483284, 1546740, 1606891, 1701414, 1752972, 1854105, 1890460, 2022660, 2191215, 2224926, 2472140, 2629458, 2835690, 2921620, 3213782, 3402828, 3708210, 4253535, 4382430, 4449852, 4820673, 5258916, 5562315, 5671380, 6427564, 6573645, 7416420, 8034455, 8507070, 8764860, 9641346, 11124630, 13147290, 14462019, 16068910, 17014140, 19282692, 22249260, 24103365, 26294580, 28924038, 32137820, 48206730, 57848076, 72310095, 96413460, 144620190, 289240380]

約数ペア:

[(1, 289240380), (2, 144620190), (3, 96413460), (4, 72310095), (5, 57848076), (6, 48206730), (9, 32137820), (10, 28924038), (11, 26294580), (12, 24103365), (13, 22249260), (15, 19282692), (17, 17014140), (18, 16068910), (20, 14462019), (22, 13147290), (26, 11124630), (30, 9641346), (33, 8764860), (34, 8507070), (36, 8034455), (39, 7416420), (44, 6573645), (45, 6427564), (51, 5671380), (52, 5562315), (55, 5258916), (60, 4820673), (65, 4449852), (66, 4382430), (68, 4253535), (78, 3708210), (85, 3402828), (90, 3213782), (99, 2921620), (102, 2835690), (110, 2629458), (117, 2472140), (130, 2224926), (132, 2191215), (143, 2022660), (153, 1890460), (156, 1854105), (165, 1752972), (170, 1701414), (180, 1606891), (187, 1546740), (195, 1483284), (198, 1460810), (204, 1417845), (220, 1314729), (221, 1308780), (234, 1236070), (255, 1134276), (260, 1112463), (286, 1011330), (306, 945230), (330, 876486), (340, 850707), (374, 773370), (390, 741642), (396, 730405), (429, 674220), (442, 654390), (468, 618035), (495, 584324), (510, 567138), (561, 515580), (572, 505665), (585, 494428), (612, 472615), (660, 438243), (661, 437580), (663, 436260), (715, 404532), (748, 386685), (765, 378092), (780, 370821), (858, 337110), (884, 327195), (935, 309348), (990, 292162), (1020, 283569), (1105, 261756), (1122, 257790), (1170, 247214), (1287, 224740), (1322, 218790), (1326, 218130), (1430, 202266), (1530, 189046), (1683, 171860), (1716, 168555), (1870, 154674), (1980, 146081), (1983, 145860), (1989, 145420), (2145, 134844), (2210, 130878), (2244, 128895), (2340, 123607), (2431, 118980), (2574, 112370), (2644, 109395), (2652, 109065), (2805, 103116), (2860, 101133), (3060, 94523), (3305, 87516), (3315, 87252), (3366, 85930), (3740, 77337), (3966, 72930), (3978, 72710), (4290, 67422), (4420, 65439), (4862, 59490), (5148, 56185), (5610, 51558), (5949, 48620), (6435, 44948), (6610, 43758), (6630, 43626), (6732, 42965), (7271, 39780), (7293, 39660), (7932, 36465), (7956, 36355), (8415, 34372), (8580, 33711), (8593, 33660), (9724, 29745), (9915, 29172), (9945, 29084), (11220, 25779), (11237, 25740), (11898, 24310), (12155, 23796), (12870, 22474), (13220, 21879), (13260, 21813), (14542, 19890), (14586, 19830), (16830, 17186)]