331370340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 1085918400

約数和(自身を除く): 754548060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 269, 294, 419, 420, 490, 538, 588, 735, 807, 838, 980, 1076, 1257, 1345, 1470, 1614, 1676, 1883, 2095, 2514, 2690, 2933, 2940, 3228, 3766, 4035, 4190, 5028, 5380, 5649, 5866, 6285, 7532, 8070, 8380, 8799, 9415, 11298, 11732, 12570, 13181, 14665, 16140, 17598, 18830, 20531, 22596, 25140, 26362, 28245, 29330, 35196, 37660, 39543, 41062, 43995, 52724, 56490, 58660, 61593, 65905, 79086, 82124, 87990, 102655, 112711, 112980, 123186, 131810, 158172, 175980, 197715, 205310, 225422, 246372, 263620, 307965, 338133, 395430, 410620, 450844, 563555, 615930, 676266, 788977, 790860, 1127110, 1231860, 1352532, 1577954, 1690665, 2254220, 2366931, 3155908, 3381330, 3944885, 4733862, 5522839, 6762660, 7889770, 9467724, 11045678, 11834655, 15779540, 16568517, 22091356, 23669310, 27614195, 33137034, 47338620, 55228390, 66274068, 82842585, 110456780, 165685170, 331370340]

約数ペア:

[(1, 331370340), (2, 165685170), (3, 110456780), (4, 82842585), (5, 66274068), (6, 55228390), (7, 47338620), (10, 33137034), (12, 27614195), (14, 23669310), (15, 22091356), (20, 16568517), (21, 15779540), (28, 11834655), (30, 11045678), (35, 9467724), (42, 7889770), (49, 6762660), (60, 5522839), (70, 4733862), (84, 3944885), (98, 3381330), (105, 3155908), (140, 2366931), (147, 2254220), (196, 1690665), (210, 1577954), (245, 1352532), (269, 1231860), (294, 1127110), (419, 790860), (420, 788977), (490, 676266), (538, 615930), (588, 563555), (735, 450844), (807, 410620), (838, 395430), (980, 338133), (1076, 307965), (1257, 263620), (1345, 246372), (1470, 225422), (1614, 205310), (1676, 197715), (1883, 175980), (2095, 158172), (2514, 131810), (2690, 123186), (2933, 112980), (2940, 112711), (3228, 102655), (3766, 87990), (4035, 82124), (4190, 79086), (5028, 65905), (5380, 61593), (5649, 58660), (5866, 56490), (6285, 52724), (7532, 43995), (8070, 41062), (8380, 39543), (8799, 37660), (9415, 35196), (11298, 29330), (11732, 28245), (12570, 26362), (13181, 25140), (14665, 22596), (16140, 20531), (17598, 18830)]