646139257320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1\times {\mathrm{109751}}^1$

素因数の和:110527

約数の個数: 128

約数和(自身を含む): 1968582113280

約数和(自身を除く): 1322442855960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 691, 710, 852, 1065, 1382, 1420, 1704, 2073, 2130, 2764, 2840, 3455, 4146, 4260, 5528, 6910, 8292, 8520, 10365, 13820, 16584, 20730, 27640, 41460, 49061, 82920, 98122, 109751, 147183, 196244, 219502, 245305, 294366, 329253, 392488, 439004, 490610, 548755, 588732, 658506, 735915, 878008, 981220, 1097510, 1177464, 1317012, 1471830, 1646265, 1962440, 2195020, 2634024, 2943660, 3292530, 4390040, 5887320, 6585060, 7792321, 13170120, 15584642, 23376963, 31169284, 38961605, 46753926, 62338568, 75837941, 77923210, 93507852, 116884815, 151675882, 155846420, 187015704, 227513823, 233769630, 303351764, 311692840, 379189705, 455027646, 467539260, 606703528, 758379410, 910055292, 935078520, 1137569115, 1516758820, 1820110584, 2275138230, 3033517640, 4550276460, 5384493811, 9100552920, 10768987622, 16153481433, 21537975244, 26922469055, 32306962866, 43075950488, 53844938110, 64613925732, 80767407165, 107689876220, 129227851464, 161534814330, 215379752440, 323069628660, 646139257320]

約数ペア:

[(1, 646139257320), (2, 323069628660), (3, 215379752440), (4, 161534814330), (5, 129227851464), (6, 107689876220), (8, 80767407165), (10, 64613925732), (12, 53844938110), (15, 43075950488), (20, 32306962866), (24, 26922469055), (30, 21537975244), (40, 16153481433), (60, 10768987622), (71, 9100552920), (120, 5384493811), (142, 4550276460), (213, 3033517640), (284, 2275138230), (355, 1820110584), (426, 1516758820), (568, 1137569115), (691, 935078520), (710, 910055292), (852, 758379410), (1065, 606703528), (1382, 467539260), (1420, 455027646), (1704, 379189705), (2073, 311692840), (2130, 303351764), (2764, 233769630), (2840, 227513823), (3455, 187015704), (4146, 155846420), (4260, 151675882), (5528, 116884815), (6910, 93507852), (8292, 77923210), (8520, 75837941), (10365, 62338568), (13820, 46753926), (16584, 38961605), (20730, 31169284), (27640, 23376963), (41460, 15584642), (49061, 13170120), (82920, 7792321), (98122, 6585060), (109751, 5887320), (147183, 4390040), (196244, 3292530), (219502, 2943660), (245305, 2634024), (294366, 2195020), (329253, 1962440), (392488, 1646265), (439004, 1471830), (490610, 1317012), (548755, 1177464), (588732, 1097510), (658506, 981220), (735915, 878008)]