42409980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:625

約数の個数: 120

約数和(自身を含む): 136116288

約数和(自身を除く): 93706308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 81, 90, 94, 108, 135, 141, 162, 180, 188, 235, 270, 282, 324, 405, 423, 470, 540, 557, 564, 705, 810, 846, 940, 1114, 1269, 1410, 1620, 1671, 1692, 2115, 2228, 2538, 2785, 2820, 3342, 3807, 4230, 5013, 5076, 5570, 6345, 6684, 7614, 8355, 8460, 10026, 11140, 12690, 15039, 15228, 16710, 19035, 20052, 25065, 25380, 26179, 30078, 33420, 38070, 45117, 50130, 52358, 60156, 75195, 76140, 78537, 90234, 100260, 104716, 130895, 150390, 157074, 180468, 225585, 235611, 261790, 300780, 314148, 392685, 451170, 471222, 523580, 706833, 785370, 902340, 942444, 1178055, 1413666, 1570740, 2120499, 2356110, 2827332, 3534165, 4240998, 4712220, 7068330, 8481996, 10602495, 14136660, 21204990, 42409980]

約数ペア:

[(1, 42409980), (2, 21204990), (3, 14136660), (4, 10602495), (5, 8481996), (6, 7068330), (9, 4712220), (10, 4240998), (12, 3534165), (15, 2827332), (18, 2356110), (20, 2120499), (27, 1570740), (30, 1413666), (36, 1178055), (45, 942444), (47, 902340), (54, 785370), (60, 706833), (81, 523580), (90, 471222), (94, 451170), (108, 392685), (135, 314148), (141, 300780), (162, 261790), (180, 235611), (188, 225585), (235, 180468), (270, 157074), (282, 150390), (324, 130895), (405, 104716), (423, 100260), (470, 90234), (540, 78537), (557, 76140), (564, 75195), (705, 60156), (810, 52358), (846, 50130), (940, 45117), (1114, 38070), (1269, 33420), (1410, 30078), (1620, 26179), (1671, 25380), (1692, 25065), (2115, 20052), (2228, 19035), (2538, 16710), (2785, 15228), (2820, 15039), (3342, 12690), (3807, 11140), (4230, 10026), (5013, 8460), (5076, 8355), (5570, 7614), (6345, 6684)]