19580491280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{4973}}^1$

素因数の和:5161

約数の個数: 160

約数和(自身を含む): 53289446400

約数和(自身を除く): 33708955120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 89, 112, 140, 158, 178, 280, 316, 356, 395, 445, 553, 560, 623, 632, 712, 790, 890, 1106, 1246, 1264, 1424, 1580, 1780, 2212, 2492, 2765, 3115, 3160, 3560, 4424, 4973, 4984, 5530, 6230, 6320, 7031, 7120, 8848, 9946, 9968, 11060, 12460, 14062, 19892, 22120, 24865, 24920, 28124, 34811, 35155, 39784, 44240, 49217, 49730, 49840, 56248, 69622, 70310, 79568, 98434, 99460, 112496, 139244, 140620, 174055, 196868, 198920, 246085, 278488, 281240, 348110, 392867, 393736, 397840, 442597, 492170, 556976, 562480, 696220, 785734, 787472, 885194, 984340, 1392440, 1571468, 1770388, 1964335, 1968680, 2212985, 2750069, 2784880, 3098179, 3142936, 3540776, 3928670, 3937360, 4425970, 5500138, 6196358, 6285872, 7081552, 7857340, 8851940, 11000276, 12392716, 13750345, 15490895, 15714680, 17703880, 22000552, 24785432, 27500690, 30981790, 31429360, 34965163, 35407760, 44001104, 49570864, 55001380, 61963580, 69930326, 110002760, 123927160, 139860652, 174825815, 220005520, 244756141, 247854320, 279721304, 349651630, 489512282, 559442608, 699303260, 979024564, 1223780705, 1398606520, 1958049128, 2447561410, 2797213040, 3916098256, 4895122820, 9790245640, 19580491280]

約数ペア:

[(1, 19580491280), (2, 9790245640), (4, 4895122820), (5, 3916098256), (7, 2797213040), (8, 2447561410), (10, 1958049128), (14, 1398606520), (16, 1223780705), (20, 979024564), (28, 699303260), (35, 559442608), (40, 489512282), (56, 349651630), (70, 279721304), (79, 247854320), (80, 244756141), (89, 220005520), (112, 174825815), (140, 139860652), (158, 123927160), (178, 110002760), (280, 69930326), (316, 61963580), (356, 55001380), (395, 49570864), (445, 44001104), (553, 35407760), (560, 34965163), (623, 31429360), (632, 30981790), (712, 27500690), (790, 24785432), (890, 22000552), (1106, 17703880), (1246, 15714680), (1264, 15490895), (1424, 13750345), (1580, 12392716), (1780, 11000276), (2212, 8851940), (2492, 7857340), (2765, 7081552), (3115, 6285872), (3160, 6196358), (3560, 5500138), (4424, 4425970), (4973, 3937360), (4984, 3928670), (5530, 3540776), (6230, 3142936), (6320, 3098179), (7031, 2784880), (7120, 2750069), (8848, 2212985), (9946, 1968680), (9968, 1964335), (11060, 1770388), (12460, 1571468), (14062, 1392440), (19892, 984340), (22120, 885194), (24865, 787472), (24920, 785734), (28124, 696220), (34811, 562480), (35155, 556976), (39784, 492170), (44240, 442597), (49217, 397840), (49730, 393736), (49840, 392867), (56248, 348110), (69622, 281240), (70310, 278488), (79568, 246085), (98434, 198920), (99460, 196868), (112496, 174055), (139244, 140620)]