203783940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 646407216

約数和(自身を除く): 442623276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 53, 60, 82, 90, 106, 123, 159, 164, 180, 205, 212, 246, 265, 318, 369, 410, 477, 492, 521, 530, 615, 636, 738, 795, 820, 954, 1042, 1060, 1230, 1476, 1563, 1590, 1845, 1908, 2084, 2173, 2385, 2460, 2605, 3126, 3180, 3690, 4346, 4689, 4770, 5210, 6252, 6519, 7380, 7815, 8692, 9378, 9540, 10420, 10865, 13038, 15630, 18756, 19557, 21361, 21730, 23445, 26076, 27613, 31260, 32595, 39114, 42722, 43460, 46890, 55226, 64083, 65190, 78228, 82839, 85444, 93780, 97785, 106805, 110452, 128166, 130380, 138065, 165678, 192249, 195570, 213610, 248517, 256332, 276130, 320415, 331356, 384498, 391140, 414195, 427220, 497034, 552260, 640830, 768996, 828390, 961245, 994068, 1132133, 1242585, 1281660, 1656780, 1922490, 2264266, 2485170, 3396399, 3844980, 4528532, 4970340, 5660665, 6792798, 10189197, 11321330, 13585596, 16981995, 20378394, 22642660, 33963990, 40756788, 50945985, 67927980, 101891970, 203783940]

約数ペア:

[(1, 203783940), (2, 101891970), (3, 67927980), (4, 50945985), (5, 40756788), (6, 33963990), (9, 22642660), (10, 20378394), (12, 16981995), (15, 13585596), (18, 11321330), (20, 10189197), (30, 6792798), (36, 5660665), (41, 4970340), (45, 4528532), (53, 3844980), (60, 3396399), (82, 2485170), (90, 2264266), (106, 1922490), (123, 1656780), (159, 1281660), (164, 1242585), (180, 1132133), (205, 994068), (212, 961245), (246, 828390), (265, 768996), (318, 640830), (369, 552260), (410, 497034), (477, 427220), (492, 414195), (521, 391140), (530, 384498), (615, 331356), (636, 320415), (738, 276130), (795, 256332), (820, 248517), (954, 213610), (1042, 195570), (1060, 192249), (1230, 165678), (1476, 138065), (1563, 130380), (1590, 128166), (1845, 110452), (1908, 106805), (2084, 97785), (2173, 93780), (2385, 85444), (2460, 82839), (2605, 78228), (3126, 65190), (3180, 64083), (3690, 55226), (4346, 46890), (4689, 43460), (4770, 42722), (5210, 39114), (6252, 32595), (6519, 31260), (7380, 27613), (7815, 26076), (8692, 23445), (9378, 21730), (9540, 21361), (10420, 19557), (10865, 18756), (13038, 15630)]