349999740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4973}}^1$

素因数の和:5028

約数の個数: 144

約数和(自身を含む): 1173227328

約数和(自身を除く): 823227588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 391, 414, 460, 510, 612, 690, 765, 782, 828, 1020, 1035, 1173, 1380, 1530, 1564, 1955, 2070, 2346, 3060, 3519, 3910, 4140, 4692, 4973, 5865, 7038, 7820, 9946, 11730, 14076, 14919, 17595, 19892, 23460, 24865, 29838, 35190, 44757, 49730, 59676, 70380, 74595, 84541, 89514, 99460, 114379, 149190, 169082, 179028, 223785, 228758, 253623, 298380, 338164, 343137, 422705, 447570, 457516, 507246, 571895, 686274, 760869, 845410, 895140, 1014492, 1029411, 1143790, 1268115, 1372548, 1521738, 1690820, 1715685, 1944443, 2058822, 2287580, 2536230, 3043476, 3431370, 3804345, 3888886, 4117644, 5072460, 5147055, 5833329, 6862740, 7608690, 7777772, 9722215, 10294110, 11666658, 15217380, 17499987, 19444430, 20588220, 23333316, 29166645, 34999974, 38888860, 58333290, 69999948, 87499935, 116666580, 174999870, 349999740]

約数ペア:

[(1, 349999740), (2, 174999870), (3, 116666580), (4, 87499935), (5, 69999948), (6, 58333290), (9, 38888860), (10, 34999974), (12, 29166645), (15, 23333316), (17, 20588220), (18, 19444430), (20, 17499987), (23, 15217380), (30, 11666658), (34, 10294110), (36, 9722215), (45, 7777772), (46, 7608690), (51, 6862740), (60, 5833329), (68, 5147055), (69, 5072460), (85, 4117644), (90, 3888886), (92, 3804345), (102, 3431370), (115, 3043476), (138, 2536230), (153, 2287580), (170, 2058822), (180, 1944443), (204, 1715685), (207, 1690820), (230, 1521738), (255, 1372548), (276, 1268115), (306, 1143790), (340, 1029411), (345, 1014492), (391, 895140), (414, 845410), (460, 760869), (510, 686274), (612, 571895), (690, 507246), (765, 457516), (782, 447570), (828, 422705), (1020, 343137), (1035, 338164), (1173, 298380), (1380, 253623), (1530, 228758), (1564, 223785), (1955, 179028), (2070, 169082), (2346, 149190), (3060, 114379), (3519, 99460), (3910, 89514), (4140, 84541), (4692, 74595), (4973, 70380), (5865, 59676), (7038, 49730), (7820, 44757), (9946, 35190), (11730, 29838), (14076, 24865), (14919, 23460), (17595, 19892)]