30486330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 95606784

約数和(自身を除く): 65120454

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 223, 245, 279, 294, 310, 315, 434, 441, 446, 465, 490, 558, 630, 651, 669, 735, 882, 930, 1085, 1115, 1302, 1338, 1395, 1470, 1519, 1561, 1953, 2007, 2170, 2205, 2230, 2790, 3038, 3122, 3255, 3345, 3906, 4014, 4410, 4557, 4683, 6510, 6690, 6913, 7595, 7805, 9114, 9366, 9765, 10035, 10927, 13671, 13826, 14049, 15190, 15610, 19530, 20070, 20739, 21854, 22785, 23415, 27342, 28098, 32781, 34565, 41478, 45570, 46830, 48391, 54635, 62217, 65562, 68355, 69130, 70245, 96782, 98343, 103695, 109270, 124434, 136710, 140490, 145173, 163905, 196686, 207390, 241955, 290346, 311085, 327810, 338737, 435519, 483910, 491715, 622170, 677474, 725865, 871038, 983430, 1016211, 1451730, 1693685, 2032422, 2177595, 3048633, 3387370, 4355190, 5081055, 6097266, 10162110, 15243165, 30486330]

約数ペア:

[(1, 30486330), (2, 15243165), (3, 10162110), (5, 6097266), (6, 5081055), (7, 4355190), (9, 3387370), (10, 3048633), (14, 2177595), (15, 2032422), (18, 1693685), (21, 1451730), (30, 1016211), (31, 983430), (35, 871038), (42, 725865), (45, 677474), (49, 622170), (62, 491715), (63, 483910), (70, 435519), (90, 338737), (93, 327810), (98, 311085), (105, 290346), (126, 241955), (147, 207390), (155, 196686), (186, 163905), (210, 145173), (217, 140490), (223, 136710), (245, 124434), (279, 109270), (294, 103695), (310, 98343), (315, 96782), (434, 70245), (441, 69130), (446, 68355), (465, 65562), (490, 62217), (558, 54635), (630, 48391), (651, 46830), (669, 45570), (735, 41478), (882, 34565), (930, 32781), (1085, 28098), (1115, 27342), (1302, 23415), (1338, 22785), (1395, 21854), (1470, 20739), (1519, 20070), (1561, 19530), (1953, 15610), (2007, 15190), (2170, 14049), (2205, 13826), (2230, 13671), (2790, 10927), (3038, 10035), (3122, 9765), (3255, 9366), (3345, 9114), (3906, 7805), (4014, 7595), (4410, 6913), (4557, 6690), (4683, 6510)]