74989890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1$

素因数の和:2184

約数の個数: 96

約数和(自身を含む): 215519616

約数和(自身を除く): 140529726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 23, 30, 34, 45, 46, 51, 69, 85, 90, 102, 115, 138, 153, 170, 207, 230, 255, 306, 345, 391, 414, 510, 690, 765, 782, 1035, 1173, 1530, 1955, 2070, 2131, 2346, 3519, 3910, 4262, 5865, 6393, 7038, 10655, 11730, 12786, 17595, 19179, 21310, 31965, 35190, 36227, 38358, 49013, 63930, 72454, 95895, 98026, 108681, 147039, 181135, 191790, 217362, 245065, 294078, 326043, 362270, 441117, 490130, 543405, 652086, 735195, 833221, 882234, 1086810, 1470390, 1630215, 1666442, 2205585, 2499663, 3260430, 4166105, 4411170, 4999326, 7498989, 8332210, 12498315, 14997978, 24996630, 37494945, 74989890]

約数ペア:

[(1, 74989890), (2, 37494945), (3, 24996630), (5, 14997978), (6, 12498315), (9, 8332210), (10, 7498989), (15, 4999326), (17, 4411170), (18, 4166105), (23, 3260430), (30, 2499663), (34, 2205585), (45, 1666442), (46, 1630215), (51, 1470390), (69, 1086810), (85, 882234), (90, 833221), (102, 735195), (115, 652086), (138, 543405), (153, 490130), (170, 441117), (207, 362270), (230, 326043), (255, 294078), (306, 245065), (345, 217362), (391, 191790), (414, 181135), (510, 147039), (690, 108681), (765, 98026), (782, 95895), (1035, 72454), (1173, 63930), (1530, 49013), (1955, 38358), (2070, 36227), (2131, 35190), (2346, 31965), (3519, 21310), (3910, 19179), (4262, 17595), (5865, 12786), (6393, 11730), (7038, 10655)]