329781480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20663}}^1$

素因数の和:20703

約数の個数: 128

約数和(自身を含む): 1190246400

約数和(自身を除く): 860464920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 20663, 41326, 61989, 82652, 103315, 123978, 144641, 165304, 206630, 247956, 289282, 309945, 392597, 413260, 433923, 495912, 578564, 619890, 723205, 785194, 826520, 867846, 1157128, 1177791, 1239780, 1446410, 1570388, 1735692, 1962985, 2169615, 2355582, 2479560, 2748179, 2892820, 3140776, 3471384, 3925970, 4339230, 4711164, 5496358, 5785640, 5888955, 7851940, 8244537, 8678460, 9422328, 10992716, 11777910, 13740895, 15703880, 16489074, 17356920, 21985432, 23555820, 27481790, 32978148, 41222685, 47111640, 54963580, 65956296, 82445370, 109927160, 164890740, 329781480]

約数ペア:

[(1, 329781480), (2, 164890740), (3, 109927160), (4, 82445370), (5, 65956296), (6, 54963580), (7, 47111640), (8, 41222685), (10, 32978148), (12, 27481790), (14, 23555820), (15, 21985432), (19, 17356920), (20, 16489074), (21, 15703880), (24, 13740895), (28, 11777910), (30, 10992716), (35, 9422328), (38, 8678460), (40, 8244537), (42, 7851940), (56, 5888955), (57, 5785640), (60, 5496358), (70, 4711164), (76, 4339230), (84, 3925970), (95, 3471384), (105, 3140776), (114, 2892820), (120, 2748179), (133, 2479560), (140, 2355582), (152, 2169615), (168, 1962985), (190, 1735692), (210, 1570388), (228, 1446410), (266, 1239780), (280, 1177791), (285, 1157128), (380, 867846), (399, 826520), (420, 785194), (456, 723205), (532, 619890), (570, 578564), (665, 495912), (760, 433923), (798, 413260), (840, 392597), (1064, 309945), (1140, 289282), (1330, 247956), (1596, 206630), (1995, 165304), (2280, 144641), (2660, 123978), (3192, 103315), (3990, 82652), (5320, 61989), (7980, 41326), (15960, 20663)]