290333820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 288

約数和(自身を含む): 1034897472

約数和(自身を除く): 744563652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 37, 42, 49, 51, 60, 68, 70, 74, 84, 85, 98, 102, 105, 111, 119, 140, 147, 148, 157, 170, 185, 196, 204, 210, 222, 238, 245, 255, 259, 294, 314, 340, 357, 370, 420, 444, 471, 476, 490, 510, 518, 555, 588, 595, 628, 629, 714, 735, 740, 777, 785, 833, 942, 980, 1020, 1036, 1099, 1110, 1190, 1258, 1295, 1428, 1470, 1554, 1570, 1666, 1785, 1813, 1884, 1887, 2198, 2220, 2355, 2380, 2499, 2516, 2590, 2669, 2940, 3108, 3140, 3145, 3297, 3332, 3570, 3626, 3774, 3885, 4165, 4396, 4403, 4710, 4998, 5180, 5338, 5439, 5495, 5809, 6290, 6594, 7140, 7252, 7548, 7693, 7770, 8007, 8330, 8806, 9065, 9420, 9435, 9996, 10676, 10878, 10990, 11618, 12495, 12580, 13188, 13209, 13345, 15386, 15540, 16014, 16485, 16660, 17427, 17612, 18130, 18683, 18870, 21756, 21980, 22015, 23079, 23236, 24990, 26418, 26690, 27195, 29045, 30772, 30821, 32028, 32970, 34854, 36260, 37366, 37740, 38465, 40035, 40663, 44030, 46158, 49980, 52836, 53380, 54390, 56049, 58090, 61642, 65940, 66045, 69708, 74732, 76930, 80070, 81326, 87135, 88060, 92316, 92463, 93415, 98753, 108780, 112098, 115395, 116180, 121989, 123284, 130781, 132090, 153860, 154105, 160140, 162652, 174270, 184926, 186830, 197506, 203315, 224196, 230790, 243978, 261562, 264180, 280245, 284641, 296259, 308210, 348540, 369852, 373660, 392343, 395012, 406630, 461580, 462315, 487956, 493765, 523124, 560490, 569282, 592518, 609945, 616420, 653905, 691271, 784686, 813260, 853923, 924630, 987530, 1120980, 1138564, 1185036, 1219890, 1307810, 1382542, 1423205, 1481295, 1569372, 1707846, 1849260, 1961715, 1975060, 2073813, 2439780, 2615620, 2765084, 2846410, 2962590, 3415692, 3456355, 3923430, 4147626, 4269615, 4838897, 5692820, 5925180, 6912710, 7846860, 8295252, 8539230, 9677794, 10369065, 13825420, 14516691, 17078460, 19355588, 20738130, 24194485, 29033382, 41476260, 48388970, 58066764, 72583455, 96777940, 145166910, 290333820]

約数ペア:

[(1, 290333820), (2, 145166910), (3, 96777940), (4, 72583455), (5, 58066764), (6, 48388970), (7, 41476260), (10, 29033382), (12, 24194485), (14, 20738130), (15, 19355588), (17, 17078460), (20, 14516691), (21, 13825420), (28, 10369065), (30, 9677794), (34, 8539230), (35, 8295252), (37, 7846860), (42, 6912710), (49, 5925180), (51, 5692820), (60, 4838897), (68, 4269615), (70, 4147626), (74, 3923430), (84, 3456355), (85, 3415692), (98, 2962590), (102, 2846410), (105, 2765084), (111, 2615620), (119, 2439780), (140, 2073813), (147, 1975060), (148, 1961715), (157, 1849260), (170, 1707846), (185, 1569372), (196, 1481295), (204, 1423205), (210, 1382542), (222, 1307810), (238, 1219890), (245, 1185036), (255, 1138564), (259, 1120980), (294, 987530), (314, 924630), (340, 853923), (357, 813260), (370, 784686), (420, 691271), (444, 653905), (471, 616420), (476, 609945), (490, 592518), (510, 569282), (518, 560490), (555, 523124), (588, 493765), (595, 487956), (628, 462315), (629, 461580), (714, 406630), (735, 395012), (740, 392343), (777, 373660), (785, 369852), (833, 348540), (942, 308210), (980, 296259), (1020, 284641), (1036, 280245), (1099, 264180), (1110, 261562), (1190, 243978), (1258, 230790), (1295, 224196), (1428, 203315), (1470, 197506), (1554, 186830), (1570, 184926), (1666, 174270), (1785, 162652), (1813, 160140), (1884, 154105), (1887, 153860), (2198, 132090), (2220, 130781), (2355, 123284), (2380, 121989), (2499, 116180), (2516, 115395), (2590, 112098), (2669, 108780), (2940, 98753), (3108, 93415), (3140, 92463), (3145, 92316), (3297, 88060), (3332, 87135), (3570, 81326), (3626, 80070), (3774, 76930), (3885, 74732), (4165, 69708), (4396, 66045), (4403, 65940), (4710, 61642), (4998, 58090), (5180, 56049), (5338, 54390), (5439, 53380), (5495, 52836), (5809, 49980), (6290, 46158), (6594, 44030), (7140, 40663), (7252, 40035), (7548, 38465), (7693, 37740), (7770, 37366), (8007, 36260), (8330, 34854), (8806, 32970), (9065, 32028), (9420, 30821), (9435, 30772), (9996, 29045), (10676, 27195), (10878, 26690), (10990, 26418), (11618, 24990), (12495, 23236), (12580, 23079), (13188, 22015), (13209, 21980), (13345, 21756), (15386, 18870), (15540, 18683), (16014, 18130), (16485, 17612), (16660, 17427)]