75144420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1889}}^1$

素因数の和:1934

約数の個数: 144

約数和(自身を含む): 260048880

約数和(自身を除く): 184904460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1889, 1989, 2210, 2340, 2652, 3060, 3315, 3778, 3978, 4420, 5667, 6630, 7556, 7956, 9445, 9945, 11334, 13260, 17001, 18890, 19890, 22668, 24557, 28335, 32113, 34002, 37780, 39780, 49114, 56670, 64226, 68004, 73671, 85005, 96339, 98228, 113340, 122785, 128452, 147342, 160565, 170010, 192678, 221013, 245570, 289017, 294684, 321130, 340020, 368355, 385356, 417469, 442026, 481695, 491140, 578034, 642260, 736710, 834938, 884052, 963390, 1105065, 1156068, 1252407, 1445085, 1473420, 1669876, 1926780, 2087345, 2210130, 2504814, 2890170, 3757221, 4174690, 4420260, 5009628, 5780340, 6262035, 7514442, 8349380, 12524070, 15028884, 18786105, 25048140, 37572210, 75144420]

約数ペア:

[(1, 75144420), (2, 37572210), (3, 25048140), (4, 18786105), (5, 15028884), (6, 12524070), (9, 8349380), (10, 7514442), (12, 6262035), (13, 5780340), (15, 5009628), (17, 4420260), (18, 4174690), (20, 3757221), (26, 2890170), (30, 2504814), (34, 2210130), (36, 2087345), (39, 1926780), (45, 1669876), (51, 1473420), (52, 1445085), (60, 1252407), (65, 1156068), (68, 1105065), (78, 963390), (85, 884052), (90, 834938), (102, 736710), (117, 642260), (130, 578034), (153, 491140), (156, 481695), (170, 442026), (180, 417469), (195, 385356), (204, 368355), (221, 340020), (234, 321130), (255, 294684), (260, 289017), (306, 245570), (340, 221013), (390, 192678), (442, 170010), (468, 160565), (510, 147342), (585, 128452), (612, 122785), (663, 113340), (765, 98228), (780, 96339), (884, 85005), (1020, 73671), (1105, 68004), (1170, 64226), (1326, 56670), (1530, 49114), (1889, 39780), (1989, 37780), (2210, 34002), (2340, 32113), (2652, 28335), (3060, 24557), (3315, 22668), (3778, 19890), (3978, 18890), (4420, 17001), (5667, 13260), (6630, 11334), (7556, 9945), (7956, 9445)]