284705460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{421}}^1$

素因数の和:483

約数の個数: 216

約数和(自身を含む): 990310776

約数和(自身を除く): 705605316

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, 289, 306, 340, 390, 421, 442, 468, 510, 578, 585, 612, 663, 765, 780, 842, 867, 884, 1020, 1105, 1156, 1170, 1263, 1326, 1445, 1530, 1684, 1734, 1989, 2105, 2210, 2340, 2526, 2601, 2652, 2890, 3060, 3315, 3468, 3757, 3789, 3978, 4210, 4335, 4420, 5052, 5202, 5473, 5780, 6315, 6630, 7157, 7514, 7578, 7956, 8420, 8670, 9945, 10404, 10946, 11271, 12630, 13005, 13260, 14314, 15028, 15156, 16419, 17340, 18785, 18945, 19890, 21471, 21892, 22542, 25260, 26010, 27365, 28628, 32838, 33813, 35785, 37570, 37890, 39780, 42942, 45084, 49257, 52020, 54730, 56355, 64413, 65676, 67626, 71570, 75140, 75780, 82095, 85884, 93041, 98514, 107355, 109460, 112710, 121669, 128826, 135252, 143140, 164190, 169065, 186082, 197028, 214710, 225420, 243338, 246285, 257652, 279123, 322065, 328380, 338130, 365007, 372164, 429420, 465205, 486676, 492570, 558246, 608345, 644130, 676260, 730014, 837369, 930410, 985140, 1095021, 1116492, 1216690, 1288260, 1395615, 1460028, 1581697, 1674738, 1825035, 1860820, 2190042, 2433380, 2791230, 3163394, 3349476, 3650070, 4186845, 4380084, 4745091, 5475105, 5582460, 6326788, 7300140, 7908485, 8373690, 9490182, 10950210, 14235273, 15816970, 16747380, 18980364, 21900420, 23725455, 28470546, 31633940, 47450910, 56941092, 71176365, 94901820, 142352730, 284705460]

約数ペア:

[(1, 284705460), (2, 142352730), (3, 94901820), (4, 71176365), (5, 56941092), (6, 47450910), (9, 31633940), (10, 28470546), (12, 23725455), (13, 21900420), (15, 18980364), (17, 16747380), (18, 15816970), (20, 14235273), (26, 10950210), (30, 9490182), (34, 8373690), (36, 7908485), (39, 7300140), (45, 6326788), (51, 5582460), (52, 5475105), (60, 4745091), (65, 4380084), (68, 4186845), (78, 3650070), (85, 3349476), (90, 3163394), (102, 2791230), (117, 2433380), (130, 2190042), (153, 1860820), (156, 1825035), (170, 1674738), (180, 1581697), (195, 1460028), (204, 1395615), (221, 1288260), (234, 1216690), (255, 1116492), (260, 1095021), (289, 985140), (306, 930410), (340, 837369), (390, 730014), (421, 676260), (442, 644130), (468, 608345), (510, 558246), (578, 492570), (585, 486676), (612, 465205), (663, 429420), (765, 372164), (780, 365007), (842, 338130), (867, 328380), (884, 322065), (1020, 279123), (1105, 257652), (1156, 246285), (1170, 243338), (1263, 225420), (1326, 214710), (1445, 197028), (1530, 186082), (1684, 169065), (1734, 164190), (1989, 143140), (2105, 135252), (2210, 128826), (2340, 121669), (2526, 112710), (2601, 109460), (2652, 107355), (2890, 98514), (3060, 93041), (3315, 85884), (3468, 82095), (3757, 75780), (3789, 75140), (3978, 71570), (4210, 67626), (4335, 65676), (4420, 64413), (5052, 56355), (5202, 54730), (5473, 52020), (5780, 49257), (6315, 45084), (6630, 42942), (7157, 39780), (7514, 37890), (7578, 37570), (7956, 35785), (8420, 33813), (8670, 32838), (9945, 28628), (10404, 27365), (10946, 26010), (11271, 25260), (12630, 22542), (13005, 21892), (13260, 21471), (14314, 19890), (15028, 18945), (15156, 18785), (16419, 17340)]