1393531020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{757}}^1$

素因数の和:1269

約数の個数: 192

約数和(自身を含む): 4971509760

約数和(自身を除く): 3577978740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 487, 540, 630, 756, 757, 945, 974, 1260, 1461, 1514, 1890, 1948, 2271, 2435, 2922, 3028, 3409, 3780, 3785, 4383, 4542, 4870, 5299, 5844, 6813, 6818, 7305, 7570, 8766, 9084, 9740, 10227, 10598, 11355, 13149, 13626, 13636, 14610, 15140, 15897, 17045, 17532, 20439, 20454, 21196, 21915, 22710, 26298, 26495, 27252, 29220, 30681, 31794, 34065, 34090, 40878, 40908, 43830, 45420, 47691, 51135, 52596, 52990, 61362, 63588, 65745, 68130, 68180, 79485, 81756, 87660, 92043, 95382, 102195, 102270, 105980, 122724, 131490, 136260, 143073, 153405, 158970, 184086, 190764, 204390, 204540, 238455, 262980, 286146, 306810, 317940, 368172, 368659, 408780, 460215, 476910, 572292, 613620, 715365, 737318, 920430, 953820, 1105977, 1430730, 1474636, 1840860, 1843295, 2211954, 2580613, 2861460, 3317931, 3686590, 4423908, 5161226, 5529885, 6635862, 7373180, 7741839, 9953793, 10322452, 11059770, 12903065, 13271724, 15483678, 16589655, 19907586, 22119540, 23225517, 25806130, 30967356, 33179310, 38709195, 39815172, 46451034, 49768965, 51612260, 66358620, 69676551, 77418390, 92902068, 99537930, 116127585, 139353102, 154836780, 199075860, 232255170, 278706204, 348382755, 464510340, 696765510, 1393531020]

約数ペア:

[(1, 1393531020), (2, 696765510), (3, 464510340), (4, 348382755), (5, 278706204), (6, 232255170), (7, 199075860), (9, 154836780), (10, 139353102), (12, 116127585), (14, 99537930), (15, 92902068), (18, 77418390), (20, 69676551), (21, 66358620), (27, 51612260), (28, 49768965), (30, 46451034), (35, 39815172), (36, 38709195), (42, 33179310), (45, 30967356), (54, 25806130), (60, 23225517), (63, 22119540), (70, 19907586), (84, 16589655), (90, 15483678), (105, 13271724), (108, 12903065), (126, 11059770), (135, 10322452), (140, 9953793), (180, 7741839), (189, 7373180), (210, 6635862), (252, 5529885), (270, 5161226), (315, 4423908), (378, 3686590), (420, 3317931), (487, 2861460), (540, 2580613), (630, 2211954), (756, 1843295), (757, 1840860), (945, 1474636), (974, 1430730), (1260, 1105977), (1461, 953820), (1514, 920430), (1890, 737318), (1948, 715365), (2271, 613620), (2435, 572292), (2922, 476910), (3028, 460215), (3409, 408780), (3780, 368659), (3785, 368172), (4383, 317940), (4542, 306810), (4870, 286146), (5299, 262980), (5844, 238455), (6813, 204540), (6818, 204390), (7305, 190764), (7570, 184086), (8766, 158970), (9084, 153405), (9740, 143073), (10227, 136260), (10598, 131490), (11355, 122724), (13149, 105980), (13626, 102270), (13636, 102195), (14610, 95382), (15140, 92043), (15897, 87660), (17045, 81756), (17532, 79485), (20439, 68180), (20454, 68130), (21196, 65745), (21915, 63588), (22710, 61362), (26298, 52990), (26495, 52596), (27252, 51135), (29220, 47691), (30681, 45420), (31794, 43830), (34065, 40908), (34090, 40878)]