201847950

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 144

約数和(自身を含む): 578869200

約数和(自身を除く): 377021250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 37, 45, 50, 54, 74, 75, 81, 90, 111, 135, 150, 162, 185, 222, 225, 243, 270, 333, 370, 405, 449, 450, 486, 555, 666, 675, 810, 898, 925, 999, 1110, 1215, 1347, 1350, 1665, 1850, 1998, 2025, 2245, 2430, 2694, 2775, 2997, 3330, 4041, 4050, 4490, 4995, 5550, 5994, 6075, 6735, 8082, 8325, 8991, 9990, 11225, 12123, 12150, 13470, 14985, 16613, 16650, 17982, 20205, 22450, 24246, 24975, 29970, 33226, 33675, 36369, 40410, 44955, 49839, 49950, 60615, 67350, 72738, 74925, 83065, 89910, 99678, 101025, 109107, 121230, 149517, 149850, 166130, 181845, 202050, 218214, 224775, 249195, 299034, 303075, 363690, 415325, 448551, 449550, 498390, 545535, 606150, 747585, 830650, 897102, 909225, 1091070, 1245975, 1345653, 1495170, 1818450, 2242755, 2491950, 2691306, 2727675, 3737925, 4036959, 4485510, 5455350, 6728265, 7475850, 8073918, 11213775, 13456530, 20184795, 22427550, 33641325, 40369590, 67282650, 100923975, 201847950]

約数ペア:

[(1, 201847950), (2, 100923975), (3, 67282650), (5, 40369590), (6, 33641325), (9, 22427550), (10, 20184795), (15, 13456530), (18, 11213775), (25, 8073918), (27, 7475850), (30, 6728265), (37, 5455350), (45, 4485510), (50, 4036959), (54, 3737925), (74, 2727675), (75, 2691306), (81, 2491950), (90, 2242755), (111, 1818450), (135, 1495170), (150, 1345653), (162, 1245975), (185, 1091070), (222, 909225), (225, 897102), (243, 830650), (270, 747585), (333, 606150), (370, 545535), (405, 498390), (449, 449550), (450, 448551), (486, 415325), (555, 363690), (666, 303075), (675, 299034), (810, 249195), (898, 224775), (925, 218214), (999, 202050), (1110, 181845), (1215, 166130), (1347, 149850), (1350, 149517), (1665, 121230), (1850, 109107), (1998, 101025), (2025, 99678), (2245, 89910), (2430, 83065), (2694, 74925), (2775, 72738), (2997, 67350), (3330, 60615), (4041, 49950), (4050, 49839), (4490, 44955), (4995, 40410), (5550, 36369), (5994, 33675), (6075, 33226), (6735, 29970), (8082, 24975), (8325, 24246), (8991, 22450), (9990, 20205), (11225, 17982), (12123, 16650), (12150, 16613), (13470, 14985)]