201521970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1$

素因数の和:4268

約数の個数: 96

約数和(自身を含む): 578161584

約数和(自身を除く): 376639614

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 41, 45, 65, 78, 82, 90, 117, 123, 130, 195, 205, 234, 246, 369, 390, 410, 533, 585, 615, 738, 1066, 1170, 1230, 1599, 1845, 2665, 3198, 3690, 4201, 4797, 5330, 7995, 8402, 9594, 12603, 15990, 21005, 23985, 25206, 37809, 42010, 47970, 54613, 63015, 75618, 109226, 126030, 163839, 172241, 189045, 273065, 327678, 344482, 378090, 491517, 516723, 546130, 819195, 861205, 983034, 1033446, 1550169, 1638390, 1722410, 2239133, 2457585, 2583615, 3100338, 4478266, 4915170, 5167230, 6717399, 7750845, 11195665, 13434798, 15501690, 20152197, 22391330, 33586995, 40304394, 67173990, 100760985, 201521970]

約数ペア:

[(1, 201521970), (2, 100760985), (3, 67173990), (5, 40304394), (6, 33586995), (9, 22391330), (10, 20152197), (13, 15501690), (15, 13434798), (18, 11195665), (26, 7750845), (30, 6717399), (39, 5167230), (41, 4915170), (45, 4478266), (65, 3100338), (78, 2583615), (82, 2457585), (90, 2239133), (117, 1722410), (123, 1638390), (130, 1550169), (195, 1033446), (205, 983034), (234, 861205), (246, 819195), (369, 546130), (390, 516723), (410, 491517), (533, 378090), (585, 344482), (615, 327678), (738, 273065), (1066, 189045), (1170, 172241), (1230, 163839), (1599, 126030), (1845, 109226), (2665, 75618), (3198, 63015), (3690, 54613), (4201, 47970), (4797, 42010), (5330, 37809), (7995, 25206), (8402, 23985), (9594, 21005), (12603, 15990)]